Dell Inspiron 9300 - Manual (Page 69)

Solving Problems
69
No sound from headphones
Touch Pad or Mouse Problems
A DJUST THE W INDOWS VOLUME CONTROL — Click or double-click the speaker icon in the lower-
right corner of your screen. Ensure that the volume is turned up and that the sound is not muted.
D ISCONNECT HEADPHONES FROM THE HEADPHONE CONNECTOR — Sound from the speakers is
automatically disabled when headphones are connected to the computer’s front-panel headphone
connector.
T EST THE ELECTRICAL OUTLET — Ensure that the electrical outlet is working by testing it with
another device, such as a lamp.
E LIMINATE POSSIBLE INTERFERENCE — Turn off nearby fans, fluorescent lights, or halogen lamps to
check for interference.
R EINSTALL THE AUDIO DRIVER — See "Reinstalling Drivers" on page 72.
R UN THE D ELL D IAGNOSTICS — See "When to Use the Dell Diagnostics" on page 53.
C HECK THE HEADPHONE CABLE CONNECTION — Ensure that the headphone cable is securely inserted
into the headphone connector. For more information, see "Audio Connectors" on page 19.
A DJUST THE W INDOWS VOLUME CONTROL — Click or double-click the speaker icon in the lower-right
corner of your screen. Ensure that the volume is turned up and that the sound is not muted.
C HECK THE TOUCH PAD SETTINGS —
1 Click the Start button, click Control Panel, and then click Printers and Other Hardware.
2 Click Mouse.
3 Try adjusting the settings.
C HECK THE MOUSE CABLE — Shut down the computer. Disconnect the mouse cable, check it for
damage, and firmly reconnect the cable.
If you are using a mouse extension cable, disconnect it and connect the mouse directly to the computer.